Patents per Year
Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 6048188 | Stereolithographic curl reduction | Charles W. Hull, Stuart T. Spence, Charles W. Lewis, Raymond S. Freed, Dennis R. Smalley | 2000-04-11 | $1,049,000 |
| 5772947 | Stereolithographic curl reduction | Charles W. Hull, Stuart T. Spence, Charles W. Lewis, Raymond S. Freed, Dennis R. Smalley | 1998-06-30 | |
| 5273691 | Stereolithographic curl reduction | Charles W. Hull, Stuart T. Spence, Charles W. Lewis, Raymond S. Freed, Dennis R. Smalley | 1993-12-28 | $1,381,000 |